The accounting records of Walls China Shop reflected the following balances as of January 1, Year 3: Cash $ 19,600 Beginning inventory 19,110 (210 @ $91) Common stock 14,600 Retained earnings 24,110 The following five transactions occurred in Year 3: First purchase (cash): 125 units @ $93 Second purchase (cash): 200 units @ $101 Sales (all cash): 365 units @ $194 Paid $14,000 cash for salaries expense Paid cash for income tax at the rate of 25 percent of income before taxes Required a. Compute the cost of goods sold and ending inventory, assuming (1) FIFO cost flow, (2) LIFO cost flow, and (3) weighted-average cost flow. Compute the income tax expense for each method. b-1. Use a vertical model to show the Year 3 income statement under FIFO, LIFO, and weighted average. (Hint: Record the events under an accounting equation before preparing the statements.) b-2. Use a vertical model to show the Year 3 balance sheet under FIFO, LIFO, and weighted average. (Hint: Record the events under an accounting equation before preparing the statements.) b-3. Use a vertical model to show the Year 3 statement of cash flows under FIFO, LIFO, and weighted average. (Hint: Record the events under an accounting equation before preparing the statements.)